CVE-2020-5378 - Vulnerability Details - OpenCVE

Description

Dell G7 17 7790 BIOS versions prior to 1.13.2 contain a UEFI BIOS Boot Services overwrite vulnerability. A local attacker with access to system memory may exploit this vulnerability by overwriting the EFI_BOOT_SERVICES structure to execute arbitrary code in System Management Mode (SMM).

Published: 2020-09-02

Score: 6.8 Medium

EPSS: < 1% Very Low

KEV: No

Impact:

Action:

Analysis

Analysis and contextual insights are available on OpenCVE Cloud.

Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).

Vendor Product Default status Versions

Dell

CPG BIOS

affected

Version	Status	Constraints
`unspecified`	affected	< 1.13.0

Configuration 1 [-]

AND

cpe:2.3:o:dell:g7_17_7790_bios:*:*:*:*:*:*:*:*

cpe:2.3:h:dell:g7_17_7790:-:*:*:*:*:*:*:*

No data.

No data available yet.

Remediation

No vendor fix or workaround currently provided.

Additional remediation guidance may be available on OpenCVE Cloud.

Tracking

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Advisories

Source	ID	Title
EUVD	EUVD-2020-26560	Dell G7 17 7790 BIOS versions prior to 1.13.2 contain a UEFI BIOS Boot Services overwrite vulnerability. A local attacker with access to system memory may exploit this vulnerability by overwriting the EFI_BOOT_SERVICES structure to execute arbitrary code in System Management Mode (SMM).

No CVSS v4.0

Attack Vector Physical

Attack Complexity Low

Privileges Required None

Scope Unchanged

Confidentiality Impact High

Integrity Impact High

Availability Impact High

User Interaction None

No CVSS v3.0

Access Vector Local

Access Complexity Low

Authentication None

Confidentiality Impact Complete

Integrity Impact Complete

Availability Impact Complete

This CVE is not in the KEV list.

The EPSS score is 0.00126.

Key SSVC decision points have not yet been added.

References

Link	Providers
https://www.dell.com/support/article/SLN322616

History

No history.

Subscriptions

Dell G7 17 7790 G7 17 7790 Bios

MITRE

Status: PUBLISHED

Assigner: dell

Published: 2020-09-02T20:55:18.598Z

Updated: 2024-09-17T01:51:46.170Z

Reserved: 2020-01-03T00:00:00.000Z

Link: CVE-2020-5378

Vulnrichment

No data.

NVD

Status : Modified

Published: 2020-09-02T21:15:12.860

Modified: 2024-11-21T05:34:01.860

Link: CVE-2020-5378

Redhat

No data.

OpenCVE Enrichment

No data.

Weaknesses

CWE-416

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